Cordless headset telephone



FIG. 1 is a perspective view of the cordless headset telephone showing my new design, the broken line showing of a base unit is for illustrative purposes only and forms no part of the claimed design;

FIG. 2 is perspective view thereof in an in use position;

FIG. 3 is a front view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a left side view thereof;

FIG. 7 is a top view thereof; and,

FIG. 8 is a bottom view thereof. 

The ornamental design for a cordless headset telephone, as shown and described. 